package com.chain.galaxychain123.kotlionapp

abstract open class People(val name:String) {

    open var hairStyle=""
    var height="身高"
    public abstract var Skin:String

    open fun niaoniao():String{
        return ""
    }

    fun eat():String{
        return "吃饭"
    }

    //抽象的方法,子类必须实现
    public   abstract  fun BodyWeight():String?

}